- FondsHoyle - Papers of Sir Fred Hoyle
- SeriesBox 41 - Box 41
- File4 - [Folder 4]
- 11 more...
- Item12 - Typescript letter, signed, from P.M. Sargent (University Engineering Department, Cambridge) to FH
- Item13 - FH, On the causes of ice-ages
- Item14 - [FH], Ice: the ultimate human catastrophe
- Item15 - [FH, Graphs of earth temperature]
- Item16 - [Diagram of some of the major subdivisions of geological time]
- Item17 - 'The snout of a surging glacier in west Greenland'
- Item18 - The tilt of the Earth's axis to the plane of the Earth's orbit around the sun for the past 250,000 years and the future 100,000 years.